美国采购需求：原材料、尼龙纱、缝纫线、服装面料、尼龙Pa11纱、针织纱

I'm currently exploring options for some specific products and would appreciate if you could share detailed information. I'm particularly interested in specifications, available features, and any certifications that might be relevant to the product line. Additionally, please provide your pricing structure, including any bulk order discounts or special offers you may have. Knowing the lead times for shipping and delivery is also essential as I plan my procurement timeline. Looking forward to your prompt response!